Turtle Beach - Ear Force PX22 Universal Amplified Gaming Headset - PS3, Xbox 360, PC Independent Volume Controls - Separate game and chat volume controls plus mic mute right on the inline amp. Also adjusts bass and treble levels via the re-designed amplifier Dynamic Chat Boost - Automatically raises the volume of chat during intense, explosive game situations Variable Mic Monitor - Adjust the volume of your voice in the headset while speaking Adjustable Bass & Treble Boost - Tune bass and treble levels to add depth and realism Amazing Turtle Beach Sound - Premium 50mm speakers for crisp highs and thumping lows